//
//  CZStatusToolBar.swift
//  WHWeiBo01
//
//  Created by whitcast on 16/7/13.
//  Copyright © 2016年 itcast. All rights reserved.
//

import UIKit

//  微博toolbar
class CZStatusToolBar: UIView {
    
    // MARK: -- 懒加载控件
    //  初始化并添加控件
    private lazy var retweetButton: UIButton = self.addChildButton("timeline_icon_retweet", title: "转发")
    private lazy var commentButton: UIButton = self.addChildButton("timeline_icon_comment", title: "评论")
    private lazy var unlikeButton: UIButton = self.addChildButton("timeline_icon_unlike", title: "赞")
    
    //  数据模型
    var statusViewModel: CZStatusViewModel? {
        didSet {
            
//            
//            let retweetCount = statusViewModel?.status?.reposts_count
//            let commentCount = statusViewModel?.status?.comments_count
//            let unlikCount = statusViewModel?.status?.attitudes_count
            
            retweetButton.setTitle(statusViewModel?.retweetStr, forState: .Normal)
            commentButton.setTitle(statusViewModel?.commentStr, forState: .Normal)
            unlikeButton.setTitle(statusViewModel?.unlikeStr, forState: .Normal)
        }
    }

    override init(frame: CGRect) {
        super.init(frame: frame)
        setupUI()
    }

    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    
    //  添加控件设置约束
    private func setupUI() {
        
        //  设置按钮相应的约束
        retweetButton.snp_makeConstraints { (make) -> Void in
            make.leading.equalTo(self)
            make.top.equalTo(self)
            make.bottom.equalTo(self)
            make.width.equalTo(commentButton)
        }
        commentButton.snp_makeConstraints { (make) -> Void in
            make.leading.equalTo(retweetButton.snp_trailing)
            make.top.equalTo(self)
            make.bottom.equalTo(self)
            make.width.equalTo(unlikeButton)
        }
        
        unlikeButton.snp_makeConstraints { (make) -> Void in
            make.trailing.equalTo(self)
            make.top.equalTo(self)
            make.bottom.equalTo(self)
            make.leading.equalTo(commentButton.snp_trailing)
        }
        
        
        //  添加线
        let firstLine = addChildLine()
        let secondLine = addChildLine()
        //  设置图片约束
        firstLine.snp_makeConstraints { (make) -> Void in
            make.centerX.equalTo(retweetButton.snp_trailing)
            make.centerY.equalTo(self.snp_centerY)
        }
        secondLine.snp_makeConstraints { (make) -> Void in
            make.centerX.equalTo(commentButton.snp_trailing)
            make.centerY.equalTo(self.snp_centerY)
        }
        
        
        
    
    }
    
    //  按钮中间的竖线
    private func addChildLine() -> UIImageView {
    
        let imageView = UIImageView(image: UIImage(named: "timeline_card_bottom_line"))
        
        //  添加控件
        addSubview(imageView)
        
        return imageView
        
    
    }
    
    
    //  创建按钮的共用方法
    private func addChildButton(imageName: String, title: String) -> UIButton {
    
        let button = UIButton()
        //  设置图片
        button.setImage(UIImage(named: imageName), forState: .Normal)
        //  设置背景图片
        button.setBackgroundImage(UIImage(named: "timeline_card_bottom_background"), forState: .Normal)
        //  取消高亮
        button.adjustsImageWhenHighlighted = false
        //  设置背景色
        //button.backgroundColor = UIColor(patternImage: UIImage(named: "timeline_card_bottom_background")!)
        
        //  设置文字
        button.setTitle(title, forState: .Normal)
        //  指定文字大小
        button.titleLabel?.font = UIFont.systemFontOfSize(15)
        //  指定文字颜色
        button.setTitleColor(UIColor.grayColor(), forState: .Normal)
        
        //  添加按钮
        addSubview(button)
        
        
        return button
        
        
        
        
        
        
    }
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    

}
